Weather Systems
Weather Vocab
Weather Events
Oceans
Wind
100
A line with triangles AND semi-circles on the SAME side represents which type of front?
Occluded front
100
The amount of evaporated water in the air.
What is humidity?
100
What are the two key ingredients necessary for a hurricane to form?
Warm water and low pressure system.
100

London, England enjoys relatively mild winters thanks to which warm ocean current that comes from the Gulf Coast.

What is the Gulf Stream?

100
What is the name of the fast air current that is several miles above the ground and encircles the Earth?
Jet Stream
200

A line on a weather map that has blue triangles represents this type of front.

What is a cold front?

200
The apparent curving of wind/water due to Earth's rotation.
What is the Coriolis effect?
200
When winds over the Pacific ocean reverse and blow warm water toward the Americas. Happens every 2-7 years.
What is El Nino?
200
Currents at the top of the ocean that can affect the weather by warming or cooling the air above them are called what?
Surface Currents
200
Wind is caused by differences in air _________________.
Pressure
300
When a cold air mass moves into an area and sinks beneath warmer air, pushing it up and away.
What is a cold front?
300

This type of storm forms in the Southern Hemisphere.

What is a Cyclone?

300
How are hurricanes classified?
By their wind speed
300

California coastal cities enjoy moderate temperature changes throughout the year thanks to which polar ocean current?

What is the California Current?

300

This provides the energy that drives convection on Earth?

What is the Sun?

400
What kind of weather can you expect with a low pressure system?
Cloudy
400

This type of storm occurs not only in the Atlantic, but in the Pacific as well.

What is a Hurricane?

400

Why are hurricanes in the Atlantic most common between August through September?

That is when the water is warmest.

400

This type of storm is formed in the Northwest Pacific Ocean.

What is a typhoon?

400
This type of current is formed from the heating of land by the Sun.

What is a convection current?

500
When a cold air mass and a warm air mass collide and push against each other but do not move.
What is a stationary front?
500
The short-term state of the atmosphere at a given time or place.
What is weather?
500

The deadliest hurricane in the United States devastated this coastal Texas city. 

What is Galveston?

500

Hurricanes can be formed in the _________ ocean and the ___________ ocean.

What is the Atlantic, Pacific.

500

Wind moves from areas of __________ to _________ pressure.

What is high, low?

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